Indecent
Part of speech: adjective
Definition: offensive to good taste not in keeping with conventional moral values; improper, immodest or unseemly
Example sentence: Our cautious ancestors, when yawning, blocked the way to the entrance of evil spirits by putting their hands before their mouths. We find a reason for the gesture in the delicacy of manner which forbids an indecent exposure.
Earthy
Part of speech: adjective
Definition: Resembling dirt or soil (i.e. earth).Down to earth, un-artificed, natural.Like or resembling the earth or of the earth.